A lot of rappers and musicians have come through GQ to show off their jewelry collections. Here are the best of the best, featuring 2 Chainz, Lil Pump, Rae Sremmurd, Lil Yachty, Gucci Mane, Juicy J, Quavo, Fetty Wap, Offset, Saweetie, Lil Baby, Slick Rick, Waka Flaka and more.